package com.bai.shopping.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValuesConstraintValidator implements ConstraintValidator<ListValues,Integer> {

    private Set<Integer> set= new HashSet<>();
    /**
     * 初始化
     * @param constraintAnnotation
     */
    @Override
    public void initialize(ListValues constraintAnnotation) {
        int[] values = constraintAnnotation.values();
        for (int value : values) {
            set.add(value);
        }
    }

    /**
     * 判断是否校验成功
     * @param integer   需要校验的值
     * @param constraintValidatorContext
     * @return
     */
    @Override
    public boolean isValid(Integer integer, ConstraintValidatorContext constraintValidatorContext) {
        return set.contains(integer);
    }
}
